US PATENT SUBCLASS 285 / 283
DETACHABLE HINGE


Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

283DETACHABLE HINGE


DEFINITION

Classification: 285/283

(under the class definition) Subject matter comprising a detachable hinge means on one side of the pipes, whereby the pipes are pivotally connected together with or without means for holding the pipes in line flow position, generally a latch or lock means on the opposite side of the pipe.

SEE OR SEARCH THIS CLASS, SUBCLASS:

80, for lock or latch means which are not essential to the making of the joint, but serve to prevent the disassembly of the joint.